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Published on: May 1, 2015
Lymphocyte-macrophage activity in the human endolymphatic sac
H Rask-Andersen1, N Danckwardt-Lillieström, U Friberg
1Department of Otolaryngology, University Hospital, Uppsala, Sweden.
Acta Oto-Laryngologica. Supplementum
|January 1, 1991
Summary
The human endolymphatic sac contains immune cells that may clear the inner ear of foreign substances. This immune activity in the endolymphatic sac could be relevant to Meniere
Area of Science:
- Otolaryngology
- Immunology
- Inner Ear Physiology
Background:
- The endolymphatic sac is a crucial component of the inner ear's immune system.
- Understanding its cellular composition is vital for inner ear health.
Purpose of the Study:
- To investigate the cellular makeup of the human endolymphatic sac.
- To explore the role of immune cells within the endolymphatic sac.
Main Methods:
- Electron microscopy of endolymphatic sacs from patients undergoing surgery.
- Light microscopy of endolymphatic sacs from cadavers.
Main Results:
- The human endolymphatic sac harbors a variable number of leukocytes.
- Evidence suggests continuous recirculation of immuno-competent cells within the sac.
Conclusions:
- The endolymphatic sac plays a role in clearing the inner ear of foreign material and microorganisms.
- Disturbed immunological activity in the endolymphatic sac may be implicated in Meniere's disease.
